1225496206 has 16 divisors (see below), whose sum is σ = 2006011008. Its totient is φ = 556862200.

The previous prime is 1225496197. The next prime is 1225496231. The reversal of 1225496206 is 6026945221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78921 + ... + 93163.

It is an arithmetic number, because the mean of its divisors is an integer number (125375688).

Almost surely, 2^1225496206 is an apocalyptic number.

1225496206 is a deficient number, since it is larger than the sum of its proper divisors (780514802).

1225496206 is a wasteful number, since it uses less digits than its factorization.

1225496206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18167.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 1225496206 is about 35007.0879394445. The cubic root of 1225496206 is about 1070.1319329559.

The spelling of 1225496206 in words is "one billion, two hundred twenty-five million, four hundred ninety-six thousand, two hundred six".